Laser Sight with X / Y correction for Picatinny / Weaver rail. I havent print it yet but all dimensions are correct. If you need other File formats pleas contact me [email protected]/* <![CDATA[ */!function(t,e,r,n,c,a,p){try{t=document.currentScript||function(){for(t=document.getElementsByTagName('script'),e=t.length;e--;)if(t[e].getAttribute('data-cfhash'))return t[e]}();if(t&&(c=t.previousSibling)){p=t.parentNode;if(a=c.getAttribute('data-cfemail')){for(e='',r='0x'+a.substr(0,2)|0,n=2;a.length-n;n+=2)e+='%'+('0'+('0x'+a.substr(n,2)^r).toString(16)).slice(-2);p.replaceChild(document.createTextNode(decodeURIComponent(e)),c)}p.removeChild(t)}}catch(u){}}()/* ]]> */ or make a comment. The used Screws are M3 you must cut the screw thread by your own. Here is the Laser i use: http://dx.com/p/2-5mw-dot-laser-module-3v-46391